Building formwork element



FIG. 1 is a top perspective view of a building formwork element, showingmy new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a front view thereof.

The back view, left view, and right view of the building formworkelement are identical to the front view, which is shown.

The broken lines depict portions of the building formwork element thatform no part of the claimed design.

CLAIM I claim the ornamental design for a building formwork element, asshown and described.